EPAM Systems Junior Software Engineer Interview Questions, Process, and Tips

Basic Math and English Questions

Collections,Strings,Problem solving java

Just understand about the topic given(mine was What's WFH effect on techies). you'll given only 2-3 minutes. Be prepared.

Q1. What's difference between stack memory and heap memory
Ans. 
Stack memory is used for static memory allocation while heap memory is used for dynamic memory allocation.
• Stack memory is allocated at compile-time while heap memory is allocated at runtime.

• Stack memory is limited in size while heap memory can grow dynamically.

• Stack memory is automatically managed by the system while heap memory must be manually managed.

• Examples of stack memory include function call stack and local var...read more
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Q2. Deep dive in Exceptional Handling
Ans. 
Exceptional handling is the process of identifying, catching, and responding to errors in software applications.
• Exception handling is used to prevent application crashes and provide a graceful way to handle errors.

• It involves using try-catch blocks to catch exceptions and handle them appropriately.

• Logging and reporting exceptions is also important for debugging and improving application performance.

• Best practices inclu...read more
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Q3. Methods in collections and their uses.
Ans. 
Methods in collections are used to manipulate and retrieve data from collections in programming.
• Some common methods include add(), remove(), contains(), size(), and clear().

• For example, the add() method is used to add an element to a collection, while remove() is used to remove an element.

• The contains() method is used to check if a collection contains a specific element, while size() returns the number of elements in t...read more
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Q1. Where do you want to see yourself five years from now?
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Q2. What's your backup plan if i reject your candidature?
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Be very confident in oops concept

Learn complex problem algos such as trees, Dynamic programming etc

Q1. Coding questions on trees, graphs, and dp( Standard ones)
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Q2. Respective solutions
Ans. 
Can you explain the respective solutions for a given problem?
• Identify the problem and its requirements

• Research and analyze possible solutions

• Evaluate each solution based on its feasibility, efficiency, and effectiveness

• Choose the best solution and implement it

• Test and validate the solution to ensure it meets the requirements
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Time 30 min, random topic, mine was WFH or online class benifits, 10 people

Q1. Regular small questions on resume projects/ or basic info regarding you
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